Решить ураанение 19x-15x=96, 5b+3b=456
4х = 96Х = 96 : 4Х = 248b = 456B = 456 : 8B = 57
4х = 96 Х = 96 : 4 Х = 24 8b = 456 B = 456 : 8 B = 57